/Engine/Source/Runtime/CoreUObject/Public/UObject/PropertyOptional.h
virtual bool NetSerializeItem ( [FArchive](API\Runtime\Core\Serialization\FArchive) & Ar, [UPackageMap](API\Runtime\CoreUObject\UObject\UPackageMap) * Map, void * Data, [TArray](API\Runtime\Core\Containers\TArray)< uint8 > * MetaData ) const